Melanomys zunigae Sanborn, 1949:2

Zuniga’s dark rice rat, Zuniga’s melanomys



Taxonomy & Nomenclature

Synonym/s: Oryzomys zunigae Sanborn, 1949:2


Conservation Status


Last record: 1949 (Fisher & Blomberg, 2012; Lee et al., 2017)

IUCN status: Critically Endangered (Possibly Extinct)



Lima Department, Peru


Biology & Ecology










Original scientific description:

Sanborn, C. C. (1949). A new species of rice rat (Oryzomys) from the coast of Peru. Publicaciones del Museo de Historia Natural "Javier Prado" 1(3): 1-4.


Other references:

Categorización de Especies Amenazadas de Fauna Silvestre. (2004). Decreto Supremo No. 034-2004-AG - 17 de Setiembre del 2004. Instituto nacional de recursos naturales, Lima. Peru.

Fisher, Diana O. and Blomberg, Simon P. (2012). Inferring Extinction of Mammals from Sighting Records, Threats, and Biological Traits. Conservation Biology 26(1): 57-67.

Freudenthal, M. and Martín-Suárez, E. (2013). Estimating body mass of fossil rodents. Scripta Geologica 145: 1-130. [0.054 kg min. mass estimate]

Lee, T. E., Fisher, D. O., Blomberg, S. P. and Wintle, B. A. (2017). Extinct or still out there? Disentangling influences on extinction and rediscovery helps to clarify the fate of species on the edge. Global Change Biology 23(2): 621-634.

Smith, F.A., Lyons, S.K., Morgan Ernest, S.K., Jones, K.E., Kauffman, D.M., Dayan, T., Marquet, P.A., Brown, J.H. & Haskell, J.P. 2003. Body mass of late Quaternary mammals. Ecology 84, Eco­logical Archives E084­093­metadata: 1-15.

Zeballos, H. and Vivar, E. (2008). Melanomys zunigae. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.1. ( Downloaded on 28 July 2013.

Zuniga, E. (1942). Observaciones ecologicas sobre las mamiferas de las lomas. Boletim do Museu Nacional "Javier Prado" 6(22-23): 392-399.


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